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Tag Archives: Graham Fletcher

Missing Digits

Directions: Fill in the blanks with digits to make the answer closer to 200 than 300. What is one solution? What other solutions can you find? How many possible solutions are there? How many possible solutions if you can’t use a digit more than once? Source: Marilyn Burns, Graham Fletcher

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Sums to 100

Directions: Create the closest possible sum to 100 by filling in the boxes using the whole numbers 1-9 no more than one time each. Source: Graham Fletcher

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Finding Equivalent Ratios

Directions: Use the digits1-9 to create 3 equivalent ratios. Each digit can only be used once. __:__ = __ __ : __ = __ __ : __ __ Source: Graham Fletcher

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Greatest Difference of Two Rounded Numbers

Directions: Using the digits 0 through 9, find the two numbers that, when rounded to 500 have the greatest possible difference. Each digit can only be used once. Source: Michael Wiernicki and Graham Fletcher

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Equality

Directions: Place any digit, 0 through 9, in the boxes below to make a true statement.  Each digit can only be used once. Source: Graham Fletcher

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